Finding the Third Proportional to 25,200 and 39,060

Step by Step Solution

1. Step 1: Write the proportion equation
   25,200 : 39,060 = 39,060 : x
2. Step 2: Convert to fraction form
   25,200/39,060 = 39,060/x
3. Step 3: Cross multiply
   25,200x = 39,060 × 39,060
4. Step 4: Simplify right side
   25,200x = 1,525,683,600
5. Step 5: Solve for x
   x = 1,525,683,600/25,200
6. Step 6: Final answer
   x = 60,543